2. Split hoagie buns nearly all the way through but leave a long side attached. Spread 2 tablespoons of the Alfredo sauce over the bottom of each bun. Fill buns with meatballs and cheese.

3. Place sandwiches on a large baking sheet. Bake, uncovered, for 6 to 8 minutes or until buns are toasted and cheese is melted. Meanwhile, heat the remaining Alfredo sauce and serve with sandwiches for dipping.